Jackson Motors,Inc

Jackson Motors,Inc.normally sells its electric motors to all buyers for $100.However,a competitor offered to sell similar motors to one of Jackson Motors' biggest customers for only $80 and Jackson Motors offered that customer-but not its other customers-a $80 selling price.According to the Robinson-Patman Act,

A) Jackson Motors has not violated the law-it is just meeting competition.
B) Jackson Motors is breaking the law,unless it offers to sell motors to all of its customers for $80.
C) Jackson Motors cannot lower its $100 selling price.
D) Jackson Motors cannot use the "meeting competition in good faith" defense unless it beats its competitor's $80 selling price.
E) Jackson Motors and its competitor are both guilty of price fixing.